What exactly did Helen refer Dr Cass to the GMC for?

Helen raised concerns about clinical governance, the independence of the review process, and how evidence was handled in the Cass Review. She has published the full list so people can see exactly what was said, rather than relying on rumour or secondhand accounts. The concerns are serious and specific. What matters most to you about how these reviews are conducted?

Why did Helen decide to make the referral public?

Because people kept asking, and because Helen believes transparency matters more than keeping things behind closed doors. Publishing the concerns in full means anyone can read them, weigh them, and decide for themselves what they think. It is about grounding the conversation in facts. Does this change how you see the debate around the Cass Review?

What I asked the GMC to investigate about Cass

Substack 17 February 2026

GMC referral concerns about Dr Hilary Cass detailed

I have published the full list of concerns I raised in my GMC referral of Dr Hilary Cass. The referral is not a personal attack but a formal set of questions about clinical governance, evidence standards, and the real harm caused to trans young people across the UK as a direct result of the review's recommendations.

Following requests from readers and colleagues, Helen has made public the specific concerns she raised when referring Dr Hilary Cass to the General Medical Council. This transparency allows people to understand the basis of her concerns and to form their own judgement about the issues at stake.

The referral represents a significant moment in the ongoing discussion about gender-affirming care, clinical governance, and the role of independent review in medical practice. Helen has chosen to share these details in full to ensure the conversation remains grounded in facts rather than speculation.

Read the complete list of concerns and Helen's reasoning in the full article.

In response to: This Is What I Have Asked the GMC to Investigate (Substack)